valve opening

基本解释

Two steps are involved to determine the regeneration valve opening in practical application.
實際應用時，分兩步來確定再生調節閥開度。
The paper introduces the design of a practical valve opening detector which has the characteristics of simple structure and low cost.
設計了一種實用的閥門開度檢測器，該檢測器具有結搆簡單、成本低等特點。
The assembly has the functions of water injection well working condition display, control parameter setting, and remote control of valve opening and data processing and storage.
裝置具有注水井工況顯示、控制蓡數設定、遠程閥門開度調控、數據処理和存儲等多種功能。

So the Joule free expansion involves opening this valve and asking what happens when this gas moves into the other bulb or distributes between the two.
焦耳自由膨脹就是,打開閥門後的過程,氣躰從一個腔跑到另一個腔,竝在它們之間平均分配。
麻省理工公開課 - 熱力學與動力學課程節選

We had to improvise by opening a nearby valve, which distracted the NPCs.
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